BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low!
turning off the locking correctness validator.
CPU: 0 PID: 4298 Comm: kworker/u5:1 Not tainted 6.1.139-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Workqueue: hci5 hci_rx_work
Call trace:
 dump_backtrace+0x1c8/0x1f4 arch/arm64/kernel/stacktrace.c:158
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165
 __dump_stack+0x30/0x40 lib/dump_stack.c:88
 dump_stack_lvl+0xf8/0x160 lib/dump_stack.c:106
 dump_stack+0x1c/0x5c lib/dump_stack.c:113
 add_chain_cache kernel/locking/lockdep.c:-1 [inline]
 lookup_chain_cache_add kernel/locking/lockdep.c:3772 [inline]
 validate_chain kernel/locking/lockdep.c:3793 [inline]
 __lock_acquire+0x1b40/0x6544 kernel/locking/lockdep.c:5049
 lock_acquire+0x20c/0x644 kernel/locking/lockdep.c:5662
 do_write_seqcount_begin_nested include/linux/seqlock.h:515 [inline]
 do_write_seqcount_begin include/linux/seqlock.h:541 [inline]
 psi_group_change+0x240/0x1344 kernel/sched/psi.c:801
 psi_task_change+0xec/0x244 kernel/sched/psi.c:924
 psi_enqueue kernel/sched/stats.h:143 [inline]
 enqueue_task kernel/sched/core.c:2055 [inline]
 activate_task+0x224/0x244 kernel/sched/core.c:2087
 ttwu_do_activate+0x148/0x22c kernel/sched/core.c:3699
 ttwu_queue kernel/sched/core.c:3904 [inline]
 try_to_wake_up+0x424/0xc74 kernel/sched/core.c:4227
 default_wake_function+0x4c/0x60 kernel/sched/core.c:6885
 ep_autoremove_wake_function+0x4c/0x120 fs/eventpoll.c:1802
 __wake_up_common+0x224/0x3b0 kernel/sched/wait.c:107
 __wake_up_common_lock kernel/sched/wait.c:138 [inline]
 __wake_up_sync_key kernel/sched/wait.c:208 [inline]
 __wake_up_sync+0x104/0x16c kernel/sched/wait.c:240
 ep_poll_callback+0x4ec/0x93c fs/eventpoll.c:1241
 __wake_up_common+0x224/0x3b0 kernel/sched/wait.c:107
 __wake_up_common_lock kernel/sched/wait.c:138 [inline]
 __wake_up_sync_key+0x10c/0x178 kernel/sched/wait.c:208
 sock_def_readable+0x150/0x278 net/core/sock.c:3308
 __netlink_sendskb net/netlink/af_netlink.c:1258 [inline]
 netlink_broadcast_deliver net/netlink/af_netlink.c:1388 [inline]
 do_one_broadcast net/netlink/af_netlink.c:1466 [inline]
 netlink_broadcast+0x9f8/0x1018 net/netlink/af_netlink.c:1506
 uevent_net_broadcast_untagged lib/kobject_uevent.c:331 [inline]
 kobject_uevent_net_broadcast+0x32c/0x52c lib/kobject_uevent.c:409
 kobject_uevent_env+0x52c/0x868 lib/kobject_uevent.c:608
 kobject_uevent+0x2c/0x3c lib/kobject_uevent.c:657
 device_add+0xa28/0xf94 drivers/base/core.c:3678
 hci_conn_add_sysfs+0xbc/0x1cc net/bluetooth/hci_sysfs.c:46
 hci_conn_complete_evt+0x71c/0xf94 net/bluetooth/hci_event.c:3229
 hci_event_func net/bluetooth/hci_event.c:7381 [inline]
 hci_event_packet+0x6f4/0xf08 net/bluetooth/hci_event.c:7433
 hci_rx_work+0x324/0xaa0 net/bluetooth/hci_core.c:4090
 process_one_work+0x7f4/0x13a8 kernel/workqueue.c:2292
 worker_thread+0x8c8/0xfbc kernel/workqueue.c:2439
 kthread+0x250/0x2d8 kernel/kthread.c:376
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:864